I've not used hdparm - what am I looking for? This is the output of just running the command on my /dev/hdc device: [root@nbc-linux ~]# hdparm /dev/hdc /dev/hdc: HDIO_GET_MULTCOUNT failed: Invalid argument IO_support = 0 (default 16-bit) unmaskirq = 0 (off) using_dma = 1 (on) keepsettings = 0 (off) readonly = 0 (off) readahead = 256 (on) HDIO_GETGEO failed: Invalid argument If there is something specific I should look for, please let me know - Feel free to email me directly (nbc@xxxxxxxxx) and save bandwidth on this list... nbc On Thu, 2004-11-04 at 08:59 -0700, Kim Lux wrote: > Could some of you check your CDROM optimizations with hdparm ? I am > wondering if FC3 kernels are optimizing them properly. It might be a > udev thing. See/reply to the "k3b: poor CDROM performance... " thread. > > Sorry for intruding on your thread. > > > On Thu, 2004-11-04 at 10:24 -0500, Terry Polzin wrote: > > The latest udev update seems to allow only root access to /media/usbdisk. > > Although a mortal user can mount the device. Even an ls -l to the mounted dev > > fails for the mortal user. > > > -- > Kim Lux (Mr.) Diesel Research Inc >